Re: Spurious failures in a dynamically updated to a sub /24 reverse DNS domain P.S.

2021-12-30 Thread Mirsad Goran Todorovac
Dear Tony, Yes, the CARNet network guys have replied with an email acknowledging the have corrected the bug in configuration ;-) They thanked for the pointer to the actual bug. I just tested the settings from three available servers (though all in .hr domain), and it works now like it never

Re: Spurious failures in a dynamically updated to a sub /24 reverse DNS domain P.S.

2021-12-29 Thread Tony Finch
Mirsad Goran Todorovac wrote: > Please excuse me, as I am a bit confused ... > > I have tried to verify your findings, but I've found something awkward: Something has changed, because earlier I got: ; <<>> DiG 9.10.6 <<>> soa 192/27.186.198.193.in-addr.arpa @193.0.9.6 ;; global options: +cmd ;;

Re: Spurious failures in a dynamically updated to a sub /24 reverse DNS domain P.S.

2021-12-29 Thread Mirsad Goran Todorovac
Hello Tony, Please excuse me, as I am a bit confused ... I have tried to verify your findings, but I've found something awkward: root@domac:~# host -t any 186.198.193.in-addr.arpa dns1.carnet.hr Using domain server: Name: dns1.carnet.hr Address: 161.53.123.2#53 Aliases: 186.198.193.in-addr.arp

Re: Spurious failures in a dynamically updated to a sub /24 reverse DNS domain

2021-12-29 Thread Mirsad Goran Todorovac
On 12/29/2021 6:57 PM, Tony Finch wrote: Mirsad Goran Todorovac wrote: I have recently implemented dynamic updates to a sub /24 reverse DNS domain, 193.198.186.192/27. I had upstream domain 192/27.186.198.193.in-addr.arpa. delegated from authoritative servers. However, something still isn't r

Re: Spurious failures in a dynamically updated to a sub /24 reverse DNS domain

2021-12-29 Thread Tony Finch
Mirsad Goran Todorovac wrote: > > I have recently implemented dynamic updates to a sub /24 reverse DNS > domain, 193.198.186.192/27. > I had upstream domain 192/27.186.198.193.in-addr.arpa. delegated from > authoritative servers. > > However, something still isn't right. In some reverse PTR addres

Spurious failures in a dynamically updated to a sub /24 reverse DNS domain

2021-12-28 Thread Mirsad Goran Todorovac
Hello, I have recently implemented dynamic updates to a sub /24 reverse DNS domain, 193.198.186.192/27. I had upstream domain 192/27.186.198.193.in-addr.arpa. delegated from authoritative servers. However, something still isn't right. In some reverse PTR addresses, the resolver sees first re